Appendix 1 Pin Configurations; A1. Models Without Hd Video Output - Avtech AVC792 Manual Del Usuario

APPENDIX 1 PIN CONFIGURATIONS

A1. Models without HD video output

‧ 16CH
* The D-Sub connector shown above is optional.
PIN FUNCTION
1
GND
2~9
ALARM INPUT
10~11
PIN OFF
12
RS485-A
13
EXTERNAL ALARM NO
14
PIN OFF
15~22
ALARM INPUT
23~23
PIN OFF
24
RS485-B
25
EXTERNAL ALARM COM
Siren:
When the DVR is triggered by alarm or motion, the COM
connects with NO and the siren with strobe starts wailing and
flashing.
Magnetic Contact:
When the magnetic contact is opened, the alarm will be
triggered and the recording is on.
GROUND
Connect ALARM INPUT (PIN 2 -- 9) and GND (PIN 1) connector with wires. Once an alarm is triggered,
the DVR will start recording and the buzzer will be on.
PIN Alarm Corresponding video channel
PIN 2 1 CH1
PIN 3 3 CH3
PIN 4 5 CH5
PIN 5 7 CH7
PIN 6 9 CH9
PIN 7 11 CH11
PIN 8 13 CH13
PIN 9 15 CH15
*
NA
Under the normal operation, COM disconnects with NO. But when any alarm is triggered, COM connects
with NO.
Attention: The voltage restriction is under DC24V 1A.
NA
Connect ALARM INPUT (PIN 15 – 22) and GND (PIN 1) connector with wires. Once an alarm is
triggered, the DVR will start recording and the buzzer will be on.
PIN Alarm Corresponding video channel
PIN 15 2 CH2
PIN 16 4 CH4
PIN 17 6 CH6
PIN 18 8 CH8
PIN 19 10 CH10
PIN 20 12 CH12
PIN 21 14 CH14
PIN 22 16 CH16
*
NA
Under the normal operation, COM disconnects with NO. But when any alarm is triggered, COM connects
with NO.
Attention: The voltage restriction is under DC24V 1A.
16
DESCRIPTION